Q1) Fill in the blanks.
I. _________________ is the variety of coal with maximum carbon content.
II. Petroleum and natural gas were formed from dead _____________________.
III. The fuel used in jet aeroplanes _______________________.
IV. The process of conversion of wood into coal is called _________________.
V. The slow process of conversion of dead vegetation into coal is called__________.
VI. Coal and petroleum are formed from the dead remains of organisms and are known as __________.
VII. The black thick liquid with __________ smell is known as coal tar.
VIII. During the processing of coal to get coke, coal tar and __________ are also obtained.
IX. The process of separating the various constituents of petroleum is known as __________.
X. Excessive burning of fossil fuels is a major cause of __________.
XI. When heated in air, coal burns and produces mainly ________ gas.
Answers
Answered by
1
Answer:
1.Anthacite
2. dead organism buried in sea
3.Aviation fuel
4.carbonization
5.carbonization
6. fossil fuel
7.unpleasant
8.coal gas
9.refining
10. global warming
11.carbon dioxide gas
hope this helps you
please mark as brainlest answer
Answered by
0
Answer:
oxides of metals are generally acidic in nature ...
non- metal oxides are basic in nature..
sorry yaar..
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